FUNCIONES CUYADRATICAS

What is the general form of a quadratic function?

• f(x) = ax² + bx + c

• f(x) = ax + b

• f(x) = ax² + bx

• f(x) = ax² + c

In the quadratic function f(x) = ax² + bx + c, what does the sign of 'a' determine?

• The direction the parabola opens

• The y-intercept of the parabola

• The x-intercepts of the parabola

• The axis of symmetry

How can the vertex of a quadratic function in standard form be found?

• Using the formula -b/2a for the x-coordinate

• By setting x to zero

• By solving ax² + bx + c = 0

• By factoring the equation

What is the vertex form of a quadratic function?

• y = a(x – h)² + k

• y = ax² + bx + c

• y = ax + b

• y = ax² + c

What is the domain of a quadratic function?

• All real numbers

• All positive numbers

• All negative numbers

• All integers